[INFO] updating cached repository jaysonsantos/bad-encryption-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaysonsantos/bad-encryption-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaysonsantos/bad-encryption-example" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jaysonsantos/bad-encryption-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jaysonsantos/bad-encryption-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaysonsantos/bad-encryption-example" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jaysonsantos/bad-encryption-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jaysonsantos/bad-encryption-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 175f0ca058de91bc3052b66c3406f861ea64bf65
[INFO] sha for GitHub repo jaysonsantos/bad-encryption-example: 175f0ca058de91bc3052b66c3406f861ea64bf65
[INFO] validating manifest of jaysonsantos/bad-encryption-example on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jaysonsantos/bad-encryption-example on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jaysonsantos/bad-encryption-example
[INFO] finished frobbing jaysonsantos/bad-encryption-example
[INFO] frobbed toml for jaysonsantos/bad-encryption-example written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jaysonsantos/bad-encryption-example/Cargo.toml
[INFO] started frobbing jaysonsantos/bad-encryption-example
[INFO] finished frobbing jaysonsantos/bad-encryption-example
[INFO] frobbed toml for jaysonsantos/bad-encryption-example written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jaysonsantos/bad-encryption-example/Cargo.toml
[INFO] crate jaysonsantos/bad-encryption-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jaysonsantos/bad-encryption-example against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-5/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jaysonsantos/bad-encryption-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d7a7e6468f0c7a17fc0e6ce80e7dd2adfec97fe19951a6a331e4570443f7a4ac
[INFO] running `"docker" "start" "-a" "d7a7e6468f0c7a17fc0e6ce80e7dd2adfec97fe19951a6a331e4570443f7a4ac"`
[INFO] [stderr]    Compiling deque v0.3.2
[INFO] [stderr]    Compiling num_cpus v1.4.0
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking deflate v0.7.7
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking rayon-core v1.0.0
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]     Checking rayon v0.7.0
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking jpeg-decoder v0.1.12
[INFO] [stderr]     Checking image v0.12.4
[INFO] [stderr]    Compiling ring v0.7.5
[INFO] [stderr]     Checking bad-encryption-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let mut channels = pixel.channels_mut();
[INFO] [stderr]    |                     ----^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let mut channels = pixel.channels_mut();
[INFO] [stderr]    |                     ----^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.36s
[INFO] running `"docker" "inspect" "d7a7e6468f0c7a17fc0e6ce80e7dd2adfec97fe19951a6a331e4570443f7a4ac"`
[INFO] running `"docker" "rm" "-f" "d7a7e6468f0c7a17fc0e6ce80e7dd2adfec97fe19951a6a331e4570443f7a4ac"`
[INFO] [stdout] d7a7e6468f0c7a17fc0e6ce80e7dd2adfec97fe19951a6a331e4570443f7a4ac